PHP ftell() Function

Example

Return the current position of the read/write pointer in an open file:

<?php
$file = fopen("test.txt","r");

// Print current position
echo ftell($file);

// Change current position
fseek($file,"15");

// Print current position again
echo "<br>" . ftell($file);

fclose($file);
?>

Run Example »

Definition and Usage

The ftell() function returns the current position of the read/write pointer in an open file.

Syntax

ftell(file)

Parameter Values

Parameter	Description
file	Required. Specifies the open file to check

Technical Details

Return Value:	The file pointer position, or FALSE on failure.
PHP Version:	4.0+

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